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image: Distinct Regions Drive Responses to Anxiety, Fear

Distinct Regions Drive Responses to Anxiety, Fear

By | January 1, 2018

Researchers map brain activity associated with a person’s anticipation of or direct confrontation with danger.

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A single receptor on natural killer cells recognizes an amino acid sequence conserved across Zika, dengue, and related pathogens.

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When peripheral nerves are severed, Schwann cells at the injury site begin to proliferate and exhibit stem cell-like gene expression patterns.

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image: Microglia Turnover in the Human Brain

Microglia Turnover in the Human Brain

By | October 1, 2017

Researchers find that about a quarter of the immune cells are replaced every year.

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image: How Immune Receptors Got into Mouse Noses

How Immune Receptors Got into Mouse Noses

By | September 1, 2017

A study traces proteins’ evolution from the immune to the olfactory system.

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Using single-cell RNA sequencing, scientists characterize new populations of dendritic cells and monocytes.

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image: Long-Term Memory Storage Begins Immediately

Long-Term Memory Storage Begins Immediately

By | June 1, 2017

In mice, cells in the prefrontal cortex—where memories are maintained long-term—start to encode a fearful experience right from the start.

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Time-lapse imaging shows the immune cells transferring chemical signals during pigment pattern formation in developing zebrafish.

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image: Rare T Cells Fight Cancer

Rare T Cells Fight Cancer

By | May 1, 2017

A new approach to immunotherapy finds that the immune-cell clonotypes that come to the rescue start out at very low frequencies.

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Mice engineered to overproduce the organelles involved in cell division spontaneously develop malignancies.

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